Não informado. (1969). Journal of Motor Behavior. Heldref Publications.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Motor Behavior. Washington: Heldref Publications, 1969.
Lua MLA (8ú heag.)Não informado. Journal of Motor Behavior. Heldref Publications, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.